[issue41283] The parameter name for imghdr.what in the documentation is wrong

[Joannah Nanjekye]

Change by Joannah Nanjekye <nanjekyejoannah at gmail.com>:


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pull_requests: +20716
pull_request: https://github.com/python/cpython/pull/21573

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue41283>
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